The Oxford Reference Online defines cyber crime as crime committed over the Internet.

The Encyclopedia Britannica defines cyber crime as any crime that is committed by means of special knowledge or expert use of computer technology. So what exactly is Cyber Crime? Cyber crime could reasonably include a wide variety of criminal offences and activities.

The Internet – or Cyber Space as it s sometimes called, is a borderless environment unlike a brick and mortar world. Even though it is indispensable as a knowledge bank, it is an ideal tool for someone with a criminal bent of mind, who can use this environment to his/ her maximum advantage.

It is not a surprise that Cyber Crimes like money cyber stalking, denial of service, e-mail abuse, chat abuse and other crimes are on the rise.  Cyber Terrorist and cyber mafia are emerging with great force, whose activities are going to threaten the sovereignty of nations and world order.

Cyber crimes have been described in further detail in the next sections.